cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A061066 a(n) = (prime(n)^2 - 1)/8.

Table of values

n a(n)
2 1
3 3
4 6
5 15
6 21
7 36
8 45
9 66
10 105
11 120
12 171
13 210
14 231
15 276
16 351
17 435
18 465
19 561
20 630
21 666
22 780
23 861
24 990
25 1176
26 1275
27 1326
28 1431
29 1485
30 1596
31 2016
32 2145
33 2346
34 2415
35 2775
36 2850
37 3081
38 3321
39 3486
40 3741
41 4005
42 4095
43 4560
44 4656
45 4851
46 4950
47 5565
48 6216
49 6441

List of values

[1, 3, 6, 15, 21, 36, 45, 66, 105, 120, 171, 210, 231, 276, 351, 435, 465, 561, 630, 666, 780, 861, 990, 1176, 1275, 1326, 1431, 1485, 1596, 2016, 2145, 2346, 2415, 2775, 2850, 3081, 3321, 3486, 3741, 4005, 4095, 4560, 4656, 4851, 4950, 5565, 6216, 6441]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.